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https://issues.apache.org/jira/browse/FLINK-4565?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15903586#comment-15903586
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ASF GitHub Bot commented on FLINK-4565:
---------------------------------------
Github user DmytroShkvyra commented on a diff in the pull request:
https://github.com/apache/flink/pull/2870#discussion_r105238764
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/codegen/CodeGenerator.scala
---
@@ -870,6 +870,16 @@ class CodeGenerator(
requireTimeInterval(operand)
generateUnaryIntervalPlusMinus(plus = true, nullCheck, operand)
+ case IN =>
+ val left = operands.head
+ val right = operands.tail
+ val addReusableCodeCallback = (declaration: String,
initialization: String) => {
--- End diff --
@twalthr `generateIn` can executed long enough. This solution works fine
> Support for SQL IN operator
> ---------------------------
>
> Key: FLINK-4565
> URL: https://issues.apache.org/jira/browse/FLINK-4565
> Project: Flink
> Issue Type: Improvement
> Components: Table API & SQL
> Reporter: Timo Walther
> Assignee: Dmytro Shkvyra
>
> It seems that Flink SQL supports the uncorrelated sub-query IN operator. But
> it should also be available in the Table API and tested.
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